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Note 19 - Stock-based Compensation - Stock-based Compensation Expense (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2022 | Sep. 30, 2021 | Sep. 30, 2022 | Sep. 30, 2021
Expense | $ 1,237 | $ 1,165 | $ 3,285 | $ 3,428
Deferred tax benefit | (259) | (245) | (690) | (721)
Total net expense | 978 | 920 | 2,595 | 2,707
Stock Appreciation Rights (SARs) [Member] |  |  |  |
Expense | 94 | 88 | 282 | 264
Deferred tax benefit | (20) | (18) | (59) | (55)
Total net expense | 74 | 70 | 223 | 209
Restricted Stock [Member] |  |  |  |
Expense | 346 | 312 | 1,028 | 978
Deferred tax benefit | (72) | (66) | (216) | (206)
Total net expense | 274 | 246 | 812 | 772
Restricted Stock Units (RSUs) [Member] |  |  |  |
Expense | 80 | 79 | 252 | 233
Deferred tax benefit | (17) | (17) | (53) | (49)
Total net expense | 63 | 62 | 199 | 184
Performance Shares [Member] |  |  |  |
Expense | 717 | 686 | 1,723 | 1,953
Deferred tax benefit | (150) | (144) | (362) | (411)
Total net expense | $ 567 | $ 542 | $ 1,361 | $ 1,542

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- Definition Amount of expense for award under share-based payment arrangement. Excludes amount capitalized. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (h)(1)(i) -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 + Details
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- Definition Amount of tax benefit for recognition of expense of award under share-based payment arrangement. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (h)(1)(i) -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 + Details
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